No, cladograms deal with living species.
Decomposers break down dead animals and plants. They usually benefit producers by releasing nutrients back in the soil.
The answer is either b or c because bio means life and diversity means different and the ants stinging other insects get rid of a population and maybe another species lives off of the species that ant killed.
When the grasslands are converted into housing projects it gets rid of everything so no trees no animals and no diversity of living organisms other than humans
B, Provide nutritional support to the embryo. It is not D, as the breasts are not part of the female reproductive system. It isn't C because during pregnancy, fetal and maternal blood do not mix. It also isn't D since women do not produce sperm.